30

Curipod lesson about topic "Rounding to the tens place and hundreds place"

Updated 5 months ago

1. Slide

120 seconds

What is the name of a way to round numbers to the tens place and hundreds place?

2. Slide

60 seconds

"M.3.10
Use place value understanding to round whole numbers to the nearest 10 or 100."

Learning objective:

3. Slide

60 seconds

Rounding helps us to quickly estimate a number without needing to know the exact value. We can round numbers to the nearest tens or hundreds place. It's a helpful skill to have in math and in real life!

Rounding to the Nearest Tens and Hundreds

4. Slide

60 seconds

rounding: A way of approximating a number by replacing it with another number that is close in value. tens place: The digits in a number that represent the value '10s'. hundreds place: The digits in a number that represent the value '100s'.

Concepts:

5. Slide

60 seconds

The ancient Babylonians were some of the first people to use rounding. In math, we use the terms 'up' and 'down' when rounding - for example, rounding 754 up would give you 800. In some countries, prices are often rounded up or down to the nearest 10 cents!

Fun facts:

6. Open question

660 seconds

Work together in pairs: Round the number 437 to the nearest ten and nearest hundred.

7. Open question

660 seconds

Work together in pairs: What is the rounding of 897 to the nearest 10 and to the nearest 100?

8. Drawings

450 seconds

Brain break: Draw a picture of a cat driving a race car!

9. Poll

300 seconds

What is the number rounded to the tens place for 41?

- 40
- 43
- 41
- 42

10. Poll

300 seconds

What is the number rounded to the hundreds place for 454?

- 400
- 454
- 440
- 480

11. Poll

300 seconds

What is the number rounded to the tens place for 95?

- 90
- 91
- 95
- 94

12. Poll

300 seconds

What is the number rounded to the hundreds place for 822?

- 800
- 820
- 822
- 840

13. Poll

300 seconds

What is the number rounded to the tens place for 34?

- 30
- 34
- 35
- 40

Made with ❤️ from Norway